[tahoe-dev] Choice of tree-hash

[Tony Arcieri]

On Mon, Sep 24, 2012 at 2:38 AM, CodesInChaos <codesinchaos at gmail.com>wrote:

> The hash of the ciphertext depends on both the key and on how you
> encrypt. So it can't answer the question if two files are the same
> without downloading and rehashing at least one of them. Even when
> using convergent encryption, Tahoe uses a different convergence secret
> for each user, leading to different ciphertext hashes.


In my system I'd like to avoid that. If anything I'd like to support an
optional convergence secret per-file, which could be appended to the end of
the capability

-- 
Tony Arcieri
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